Onkyo-MD101A-md-sm维修电路原理图.pdf

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1、MD-101A SERVICE MANUALSERVICE MANUAL MINIDISC RECORDER Silver models MODEL MD-101A 120V AC, 60Hz 220-230V AC, 50/60Hz MDT MGT, MGR Ref. No. 3703 112001 RC-475MD STANDBY/ON EJECT CONTINUE PLAY MODE RANDOMMEMORY REPEATA-BA.SPACEM.SCAN Z ., ) CLEAR ENTER !?/ ( REC NAMESCROLLDISPLAY ABCDE FGHIJ KLMNO PQ

2、RST UVWXY REMOTE CONTROLLER RC-475MD 6 11 7 12 17 22 10 15 20 25 25 12345 8 13 18 23 9 14 19 24 16 21 MINIDISC RECORDER DISC LOADIING MECHANISM DISPLAY MD -101A STANDBY / ON STANDBY CD DUBBING PUSH TO ENTER MULTI JOG EDIT / NO YES RECREC MODEINPUT SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIF

3、IED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INS

4、ULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. RadioFans.CN 收音机爱 好者资料库 MD-101A SPECIFICATIONS System MiniDisc digital audio system Recording system Magnetic field modulation overwrite system Signal read out system Optical non-contact Recording time Stereo: Max. 80 min

5、. (when using MDW-80) Mono : Max. 160 min. (when using MDW-80) Number of revolutions About 400 - 900 rpm (constant linear velocity) Error correction system Advanced Cross Interleave Reed-solomon code Sampling frequency 44.1 kHz Number of channels 2 (stereo) Frequency response 10 Hz - 20 kHz ( 0.5 dB

6、) Signal to noise ratio 100 dB or more when playing Output level 2.0 volts r.m.s. Power supply rating AC 230-240 V, 50/60 Hz AC 120 V, 60 Hz Power consumption 13 watts (AC 230-240 V, 50/60 Hz) 15 watts (AC 120 V, 60 Hz) Dimensions (W H D) 155 76 288.5 mm Weight 2.3 kg Specifications and features are

7、 subject to change without notice. RadioFans.CN 收音机爱 好者资料库 MD-101A DISPLAY MESSAGES Message Auto Space Blank Disc Cannot Copy Cannot Edit Cannot Rec CD Dub Fail Complete D. In Unlock Disc Error Disc Full Full Impossible Mecha Error Memory Full Music Scan Name Full No Change No Disc No Track Over Pro

8、tected Retry Error Signal Wait Synchro Rec TOC Reading TOC Writing TOC Error Meaning This message appears during the track intervals when A. Space is turned on. A new recordable MD or a recordable MD without disc or track names is inserted. An attempt was made to record copyright-protected material.

9、 An attempt was made to make a second copy from a digitally dubbed MD An attempt was made to edit the disc during MEMORY or RANDOM play or in recording standby mode, or an attempt to edit a premastered disc was made. An attempt was made to record onto a premastered (read-only) disc. The CD dubbing o

10、peration could not be enabled. Check the connections. (An RI cable or audio pin cable is not connected. Digital In 1 is not selected as an input source, or the amplifier or CD player is not turned on.) Editing is complete. The digital equipment (CD player, DAT, etc.) has not been connected properly.

11、 Otherwise, the connected digital equipment is not operating properly. The disc is abnormal (scratched or missing a TOC). The disc is full. An attempt was made to enter a character that exceeds the maximum character capacity. The disc could not be edited. An error occurred in the unit fs internal me

12、chanism. An attempt was made to record a 26th track. Music Scan has started. Number of characters has reached the limit for input to one MD. The naming attempt failed. There is no disc in the unit. The inserted disc has a disc title but no tracks. In pause mode (when playing is paused), the (Fast Fo

13、rward) button was pressed to the end of the disc. The inserted disc is record-protected. The recording attempt failed due to a consecutive disturbance or scratches on the MD. The unit has entered Signal Wait mode. Synchro recording has started. The unit is reading the TOC from the MD. The unit is wr

14、iting the recorded or edited contents to the MD. The writing of the recorded or edited contents failed. Something is wrong with the TOC. MD-101A SERVICE PROCEDURES PROTECTION OF EYES FROM LASER BEAM DURING SERVICING This set employs a laser. Therefore, be sure to follow carefully the instructions be

15、low when servicing. WARNING! SERVICE WARNING : DO NOT APPROACH THE LASER EXIT WITH THE EYE TOO CLOSELY. IN CASE IT IS NECESSARY TO CONFIRM LASER BEAM EMISSION, BE SURE TO OBSERVE FROM A DISTANCE OF MORE THAN 30cm FROM THE SURFACE OF THE OBJECTIVE LENS ON THE OPTICAL PICKUP BLOCK. Laser Diode Propert

16、ies GaAS/GaAlAs 780 nm Continuous MAX. 7 mW LASER WARNING LABEL The labels shown below are affixed. 1. Warning label2. Class 1 label LUOKAN 1 LASERLAITE KLASS 1 LASER APPARAT DANGER: INVISIBLE LASER RADIATION WHEN OPEN AND INTERLOCK FAILED OR DEFEATED. AVOID DIRECT EXPOSURE TO BEAM. CLASS 1 LASER PR

17、ODUCT CAUTION: HAZARDOUS LASER AND ELECTROMAGNETIC RADIATION WHEN OPEN AND INTERLOCK DEFEATED. ATTENTION: RAYONNEMENT LASER ET ELECTROMAGNETIQUE DANGEREUX SI OUVERT AVEC LECLENCHEMENT DE SECURITE ANNULE. Material: Wavelength: Emission Duration: Laser output: SERVICE PROCEDURE 1. Replacing the fuses

18、REF. NO.PART NO.DESCRIPTION F901 2520742A-SE-EAK, Fuse NOTE : Asian model 2. To initialize the unit (1) Connect the power supply cord in the wall socket. (2) Press the STANDBY/ON button to turn the power source on. (2) While hold down the YES button, press the DISPLAY button. (4) Press the STANDBY/O

19、N button. (5) Disconnect the power supply cord. 3. How to reset the unit compulsorily Used when it becomes impossible to eject a disk. Continues pressing the STOP button more than for 5 seconds. : Chinese model MD-101A PANEL VIEWS-1 FRONT PANEL DISPLAY Ventilation holes Disc slot INPUT button Remote

20、 control sensor STANDBY/ON button REC MODE button CD DUBBING button EDIT/NO button REC button ( REC) YES button Eject button MULTI JOG knob FF/FR button Stop button Play/Pause button Display DISPLAY button STANDBY indicator MEMORY indicator RANDOM indicator REPEAT/REPEAT1 indicator L.SYNC indicator

21、REC MODE indicator Time/Title display Peak level meter A.SPACE indicator DISC/TRACK indicator TOC indicator REC indicator PAUSE indicator PLAY indicator Input setting indicator NAME indicator ( ) ( ) ( ) ( ) ( ) MD-101A OUTIN LRLR AC OUTLET AC 220 -230 V 50 / 60 Hz UNSWITCHED 100 W MAX. MINIDISC REC

22、ORDER MODEL NO. MD-101A OUT REMOTE CONTROL DIGITAL INPUT 12 ANALOG INPUTOUTPUT L R 1 3 2 PANEL VIEWS-2 CONNECTING TO THE OTHER COMPONENTS Connection to AC outlet (UNSWITCHED) The power cord of another unit can be connected to this outlet. Note The shape, number, and total capacity of the AC outlets

23、may differ depending on the area in which the unit is purchased. 230-240 V, 50/60 Hz model: Capacity is 100 W in total. 120 V, 60 Hz model: Capacity is 120 W in total. Connecting to the Digital Input Terminals (DIGITAL INPUT 1, 2) You can perform digital recording on the MD- 101A if a CD (Compact Di

24、sc) player or DAT (Digital Audio Tape) deck equipped with a digital (OPTICAL) output terminal is available. For digital recording, you need to connect the equipment to either DIGITAL INPUT 1 or 2 terminal using the supplied optical cable. These terminals can also be used for connecting an amplifier

25、that is equipped with a digital output terminal. Note If you use DIGITAL INPUT 2 to connect an amplifier, you will be unable to utilize the full capabilities of the MD-101A. If you attempt to perform digital recording using a digital input terminal that is not connected, D.In Unlock will appear. Con

26、necting to the Amplifier Connect the MD-101A to the MD (or TAPE) jacks of your amplifier. Terminal protection caps are attached to the DIGITAL INPUT terminals. Remove the cap for the terminal you wish to use when connecting the MD-101A to digital equipment. Replace the caps if you are not using the

27、DIGITAL INPUT terminals. This unit uses heat-sensitive parts. Do not place this unit on the Amplifier or Receiver. Connections Audio connection cable Optical fiber cable To wall outlet CD player, DAT deck, etc. Amplifier cable 230-240V, 50/60Hz models Capacity is 100 watts. 120V, 60Hz models Capacit

28、y is 120 watts. 1 3 2 MD-101A Play button () Pause button () Rec button (REC) Fast reverse button ( Fast forward button ( Down button () Up button () PLAY MODE buttons CONTINUE buttons RANDOM button MEMORY button Number buttons REPEAT button A-B repeat button A.SPACE button M.SCAN button ENTER butto

29、n NAME button RC-475MD (supplied) SCROLL button REMOTE CONTROLLER RC-475MD Z ., ) !?/ ( REPEATA-BA.SPACEM.SCAN CLEAR ENTER REC NAMESCROLLDISPLAY FGHIJ KLMNO PQRST UVWXY 6 11 7 12 17 22 10 15 20 25 25 8 13 18 23 9 14 19 24 16 21 CONTINUE PLAY MODE RANDOMMEMORY ABCDE 12345 EJECTSTANDBY/ON EJECT button

30、 DISPLAY button CLEAR button Uppercase and lower case letters, symbols, and numbers (110) buttons STANDBY/ON button REPEAT REMOTE CONTROLLER RC-466S STANDBY/ ON TAPE TAPE REWTAPE FF SLEEPTIMERENTERCLOCK MODE CLEAR SCROLL CDR/PC CD/ DVDMDFMAM ACOUSTIC PRESENCE INPUT SELECTOR TAPE CDR/PC CD/DVD MD V O

31、 L U M E MUTING 78 910/0 4 56 231 -/- UP DOWN RC-466S (supplied with the R-801A) Mode button (MODE) Repeat button (REPEAT) Clear button (CLEAR) Stop button ( ) Scroll button (SCROLL) Number buttons Pause button ( ) Play button ( ) , button , button MD operation buttons Stop button ( ) ) ) REMOTE CON

32、TROLLER MD-101A MD-101A EXPLODED VIEW 47 P901 46 41 43 F901 U5 T901 U3 19 E801 18 J10 18 Z1 15 U2 2123 23 24 18 P801 3 11 3 39 27 33 32 31 3 U4 1 U1 3 P702 15 8 Z3 Z5 Z4 13 11 3 17 44 5 23 43 15 MD-101A MD-101A EXPLODED VIEW PARTS LIST NOTE: THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR RISK OF

33、 FIRE AND ELECTRIC SHOCK. REPLACE ONLY WITH PART NUMBER SPECIFIED. NOTE: : Taiwanese model only : Asian model only : Chinese model only REF NO.PART NO.DESCRIPTION 127111252Front bracket 38381300883TTB+8B, Self tapping screw 527100411Chassis 827191159Holder, M 1128141489Cushion, Reg 1327190503AKGLS-8

34、RF, Holder 158384301073TTB+10S(BC), Self tapping screw 178304400694TTC+6C(BC), Self tapping screw 1829110083TAPE(CROSS-16U) 1927300750Bushing, #2271 2128184826Top cover 238389300883TTB+8B(UN), Self tapping screw 2428141472ACushion 2727212354Front panel 3128191944AClear plate 3228191945Clear plate, R

35、E 3328198939Facet, S 3928325966Knob, JOG 4127122915Rear panel 4127122916Rear panel 4127122917Rear panel 438384300883TTB+8B(BC), Self tapping screw 4429362968Label, CLASS1 SPEC, 4429360687Label, CLASS-1 46 27191143Holder E801 260208Binder, UL P901253336VOL orAS-CEE or 253335HITAS-CEE, Power supply co

36、rd P901 253337HIT orAS-CCEE or 253338VOLAS-CCEE, Power supply cord P901 253333VOL orAS-UC-2 or 253332HITAS-UC-2, Power supply cord T901 2301545NPT-1424D, Power transformer 2301554NPT-1424G, Power transformer J10 1F999013ULFaston AS P702 2045291512NCFC5-291512, Flexible flat cable P801 204417023NCFC4

37、-17023, Flexible flat cable F901 2520742A-SE-EAK , Fuse U1 1H478598-1BNAAR-7298-1B, Main circuit PC board assy 1H478598-1CNAAR-7298-1C, Main circuit PC board assy 1H478598-1DNAAR-7298-1D, Main circuit PC board assy U2 1H478599-1BNADG-7299-1B, Microprocessor PC board assy 1H478599-1CNADG-7299-1C, Mic

38、roprocessor PC board assy 1H478599-1DNADG-7299-1D, Microprocessor PC board assy U31H478500-1BNAPS-7300-1B, Power supply PC board assy 1H478500-1CNAPS-7300-1C, Power supply PC board assy 1H478500-1DNAPS-7300-1D, Power supply PC board assy U41H478501-1BNADIS-7301-1B, Display PC board assy 1H478501-1CN

39、ADIS-7301-1C, Display PC board assy 1H478501-1DNADIS-7301-1D, Display PC board assy U51H478502-1BNAETC-7302-1B, AC outlet PC board assy 1H478502-1CNAETC-7302-1C, AC outlet PC board assy 1H478502-1DNAETC-7302-1D, AC outlet PC board assy Z1 24650035KMK-260EDN, MD Mechanism Z3 24611665Door Z4 24605828S

40、pring Z5 24604139AShaft 4729362285Label, caution REF NO.PART NO.DESCRIPTION 27122915-1Rear panel 27122916-1Rear panel 27122917-1Rear panel MANUFACTURED IN MALAYSIA MADE IN JAPAN MANUFACTURED IN MALAYSIA MADE IN JAPAN MANUFACTURED IN MALAYSIA MADE IN JAPAN Notes This model may be produced in the case

41、 where it is manufactured in Malaysia, and Japan. About the parts which have the mark on REF NO., part numbers differ by the case of the Malaysia production, and the case of production of Japan. When you exchange this part, check the manufacture place of the origin on the rear panel, and use the sam

42、e parts. * 29362968-1Label, CLASS1 SPEC, MANUFACTURED IN MALAYSIA MADE IN JAPAN * * * * MD-101A 17 34 35 35 35 14 16 15 20 21 23 24 18 7 31 6 4 5 26 27 33 13 13 11 11 10 9 2 2 1 8 3 SW1-SW4 32 30 EXPLODED VIEWS OF MECHANISM-1 MD MECHANISM: KMK-260EDN PART NO.DESCRIPTION 1-Motor Plate assy 27685-791-

43、01Screw +PTT2.6 x 5(S) 3-L-SW PC board 41792-100-21Flexible flat cable(5 core) 52646-555-02Gear(Relay B) 62646-554-01Gear(Relay A) 7X2646-726-1Frame assy, slot 82646-563-01Spring(Slot arm), Tension coil 92646-556-01Slot Arm 10-Load Frame assy 112646-548-01Insulator 132647-337-01Screw, Step 14-Slide

44、Frame 152646-559-02Arm, head 162646-561-01Spring, SP Tension 172646-562-01Spring, Tension coil 182646-560-02Cam, mode 202627-529-01Screw(+P1.7 x 2.5 Type2) 218620-021-71MD Over write head 23-MD mount 247685-791-09Screw(+PTT2.6 x 5 Type S) 262646-545-01Spring(Door arm), Tension coil 27-Case(Lower) 30

45、X2626-328-1Loading motor assy 317627-852-38precision screw(+P1.7 x 1.8 Type 3) 327685-780-09Screw +PTT23(S) 33-Loading assy 34-Case(Upper) 357621-259-25Screw (+P2.64) REF NO.PART NO.DESCRIPTIONREF NO. PARTS LIST The mechanical parts with no part number in the exploded views are not supplied. MD-101A

46、 52 56 51 53 54 55 71 61 5951 57 58 51 57 60 59 62 63 64 68 65 66 67 70 69 EXPLODED VIEW OF MECHANISM-2 MD MECHANISM: KMK-260EDN REF. NO.PART NO.DESCRIPTION 513348-998-51Pan tapping screw(M1.43.5) 522167-550-01Plate(M), Pre load 53-Wire, SL motor lead 54-Wire, SL motor lead 55X2162-145-1Sled motor a

47、ssy 562646-571-11Gear(MD) 572167-551-01Plate(M), main shaft fixed 58X2162-144-1Screw assy, lead 592646-358-11Screw(B1.7 x 4) 60X2162-143-1Spindle motor assy 61-Mounted, PWD(D)SW 62-Chassis(M), mehanical 633039-041-01Screw(M1.4 x 3) 642168-512-01Plate, protection 652167-819-01Shaft(M), guide 662647-3

48、38-01Spring, rack 672627-529-01Grip(1.7 x 2.5 type2) 688583-079-06Optical pick up, KMS-260E 69-Deck assy, mechanical 701669-180-11OP Flexible flat cable 711783-387-11Flexible flat cable(7core) The mechanical parts with no part number in the exploded views are not supplied. PARTS LIST MD-101A IC171 I

49、C101 IC201 IC125 IC121 CN101 Q101 CN105 CN103 IC104 IC105 CN102 CN110 CN106 IC301 Q162 IC152 IC102 X201 D183 D181 IC103 IC181 Q181 Q182 Q102 Q103 D101 CN104 RF VC TE IOP I+3V AGND RF VC TE FE IOP I+3V WP EXPLODED VIEWS OF MECHANISM-3 MD MECHANISM: KMK-260EDN Test point-A for adjustment Test point-B for adjustment Test point (No use) To pick-up unit To D-SW PCB To L-SW PCB To over write head To main borad MD Mou